Question
In dynamic programming, overlapping subproblems and
_________ are key properties.Solution
Problems with optimal substructure can be broken into optimal solutions of subproblems — core to DP.
Sum of the present ages of A, B, C and D is 70 years. After 5 years ratio of their ages is 5:4:4:2. What is C’s present age?
Present age of ‘A’ is 30% more than that of ‘B’. If 8 years hence from now, ‘B’ will be 9 years younger than ‘A’, then find the sum of p...
The current ages of 'Pankaj' and 'Ranjan' are in the ratio of 2:5. If Ranjan's age 13 years from now will be six times Pankaj's age 6 years prior to now...
M and S currently have ages in the ratio of 3:4. R's present age is 50% more than S's present age. The ratio of M's age one year from now to R's age thr...
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Four years ago, ratio of age of A and B was 1:2. Average of present age of A, B and C is 32 years. C is 6 years younger than B. What is the present age ...
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The ratio of age of A and his son is 9:2. If the difference of their ages 7 year ago is 21, then find the sum of ages of A and his son 13 year hence?
Bheem is currently 25 years old, which is 25% more than Ayush’s present age. The average of Ayush and Chintu’s present ages is 34 years. Additionall...
A’s age is the fifth part of his father’s age. After 7 years, the age of A’s father will be twice the age of B. If B’s 6th birth...
